Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Shionogi and Co Ltd
Original Assignee
Shionogi and Co Ltd
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Filing date
Publication date
Application filed by Shionogi and Co LtdfiledCriticalShionogi and Co Ltd
Priority to JP12565175ApriorityCriticalpatent/JPS5946226B2/en
Publication of JPS5248682ApublicationCriticalpatent/JPS5248682A/en
Publication of JPS5946226B2publicationCriticalpatent/JPS5946226B2/en
PURPOSE: Easy process of synthesizing 1,4-benzodiazepins, useful as tranquilizer, antispasmodic, and hydronic, from o-aminobenzhydrol derivatives obtained by the reaction of anilines and aldehydes in the presence of a boron trihalide.
COPYRIGHT: (C)1977,JPO&Japio
JP12565175A1975-10-171975-10-17
1. Synthesis method of 4-benzodiazepines
ExpiredJPS5946226B2
(en)